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Finding the Fourth Proportional to 114,693.87, 158,272.40 and 63,710.11

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Solution

The fourth proportional to 114,693.87, 158,272.40 and 63,710.11 is: 87,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,693.87 : 158,272.40 = 63,710.11 : x
  2. Step 2: Convert to fraction form
    114,693.87/158,272.40 = 63,710.11/x
  3. Step 3: Cross multiply
    114,693.87x = 158,272.40 × 63,710.11
  4. Step 4: Simplify right side
    114,693.87x = 10,083,552,371.08
  5. Step 5: Solve for x
    x = 10,083,552,371.08/114,693.87
  6. Step 6: Final answer
    x = 87,917.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.